Tube connector



FIG. 1 is an isometric view of a tube connector.

FIG. 2 is a right side elevation view of the tube connector of FIG. 1.

FIG. 3 is a front elevation view of the tube connector of FIG. 1.

FIG. 4 is a rear elevation view of the tube connector of FIG. 1.

FIG. 5 is a left side elevation view of the tube connector of FIG. 1.

FIG. 6 is a top plan view of the tube connector of FIG. 1; and,

FIG. 7 is a bottom plan view of the tube connector of FIG. 1. 

What is claimed is the ornamental design for a tube connector, as shown. 